Refresh Heading and Subheading

 return new HtmlString(
            '<div><strong>Age:</strong> ' . $this->record->ageInYears .
                '<a href="tel:' . $this->record->mobile .
                '"> <strong>Mob:</strong> ' . $this->record->mobile . '</a>' .
            
                $mc
                . '</div><div>' .
                '<span title="Total Cost">' . '<strong> TC:</strong> ' . Number::currency($this->record->treatment->sum('cost'), 'INR') . '</span>' .
                '<span title="Total Paid">' . '<strong> TP:</strong> ' . Number::currency($this->record->payment->sum('amount'), 'INR') . '</span>' .
                '<span title="Balance" style="color:#ff6b6b">' . '<strong> B:</strong> ' . Number::currency(($this->record->treatment->sum('cost')
                    - $this->record->payment->sum('amount')), 'INR') . '</span></div>'

        );